At the age of 34 in 2370, Troi took the Bridge Officer's Test and was promoted to the rank of Commander. In Star Trek: Picard, Deanna reappears at 63 in Season 1 and has a major role in Season 3 ...

"Thine Own Self", Deanna Troi commits to taking the command officer's test in order to improve her leadership abilities, and is promoted to the rank of Commander. Troi's progress came too late to ...